Kryptonite leveling kits are the fastest, safest, and least expensive way to bring the front of your GM HD Truck level with the rear. Kryptonite torsion keys are forged, making them 25% stronger than OEM and are coated to prevent corrosion from the life of your vehicle. Kryptonite 2" leveling package includes torsion bar adjuster keys and shock spacers. Get 2" of front lift out of your 2011-Current GM HD Truck with this leveling kit. Through our innovative engineering, these kits cost thousands less than a traditional lift kit and install in about 2-3 hours.